Compare/Nemotron Cascade 2 30B A3B vs gpt-oss-20B (low)

Nemotron Cascade 2 30B A3Bvsgpt-oss-20B (low)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

NVIDIA

Nemotron Cascade 2 30B A3B

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

gpt-oss-20B (low)

Input
$0.06/M
Output
$0.2/M
Speed
321 tok/s
TTFT
0.38s

Winner by Category

Cheaper
Nemotron Cascade 2 30B A3B
Faster (tok/s)
gpt-oss-20B (low)
Lower Latency
Nemotron Cascade 2 30B A3B
Benchmarks (6-5)
Nemotron Cascade 2 30B A3B

Pricing Comparison

MetricNemotron Cascade 2 30B A3Bgpt-oss-20B (low)
Input ($/M tokens)$0$0.06
Output ($/M tokens)$0$0.2
Cost for 1M input + 100K output tokens:
Nemotron Cascade 2 30B A3B$0.00
gpt-oss-20B (low)$0.08

Speed Comparison

Output Speed (tokens/s) — higher is better
Nemotron Cascade 2 30B A3B
gpt-oss-20B (low)
321 tok/s
Time to First Token (seconds) — lower is better
Nemotron Cascade 2 30B A3B
gpt-oss-20B (low)
0.38s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
27.720.8
Coding Index
25.114.4
Math Index
62.3
GPQA Diamond
76.3%61.1%
MMLU-Pro
71.8%
LiveCodeBench
65.2%
AIME 2025
62.3%
MATH-500
Humanity's Last Exam
11.4%5.1%
SciCode
33.0%34.0%
IFBench
75.9%57.8%
TerminalBench
21.2%4.5%
Nemotron Cascade 2 30B A3B6 wins
5 winsgpt-oss-20B (low)

Frequently Asked Questions

Which is cheaper, Nemotron Cascade 2 30B A3B or gpt-oss-20B (low)?

Nemotron Cascade 2 30B A3B is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $0.09/M for gpt-oss-20B (low).

Which model performs better on benchmarks?

Nemotron Cascade 2 30B A3B wins 6 out of 12 benchmarks compared to 5 for gpt-oss-20B (low). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-20B (low) generates tokens faster at 321 tok/s vs 0 tok/s. Nemotron Cascade 2 30B A3B also has lower time-to-first-token (0.00s vs 0.38s).

When should I use Nemotron Cascade 2 30B A3B vs gpt-oss-20B (low)?

Choose based on your priorities: Nemotron Cascade 2 30B A3B for lower cost, Nemotron Cascade 2 30B A3B for stronger benchmark performance, and gpt-oss-20B (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.